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| variable-pitch propeller (A controllable pitch propeller (CPP) or variable pitch propeller is a special type of propeller with blades that can be rotated around their long axis to ... wiki – ВИШ Alexander Demidov) | |||
| винт с изменяемым шагом: 12 phrases in 4 subjects |
| Aerohydrodynamics | 3 |
| Aviation | 3 |
| General | 2 |
| Technology | 4 |